From 98f31a0050ca8ba47b57c6d67599013cdbdd2122 Mon Sep 17 00:00:00 2001 From: Vitaly Kuznetsov Date: Sun, 29 Oct 2017 12:21:15 -0700 Subject: hyper-v: trace vmbus_send_tl_connect_request() Add tracepoint to CHANNELMSG_TL_CONNECT_REQUEST sender. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- drivers/hv/channel.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/hv/channel.c') diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index 0382d7b600a1..ed3634e53e15 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -236,13 +236,18 @@ int vmbus_send_tl_connect_request(const uuid_le *shv_guest_servie_id, const uuid_le *shv_host_servie_id) { struct vmbus_channel_tl_connect_request conn_msg; + int ret; memset(&conn_msg, 0, sizeof(conn_msg)); conn_msg.header.msgtype = CHANNELMSG_TL_CONNECT_REQUEST; conn_msg.guest_endpoint_id = *shv_guest_servie_id; conn_msg.host_service_id = *shv_host_servie_id; - return vmbus_post_msg(&conn_msg, sizeof(conn_msg), true); + ret = vmbus_post_msg(&conn_msg, sizeof(conn_msg), true); + + trace_vmbus_send_tl_connect_request(&conn_msg, ret); + + return ret; } EXPORT_SYMBOL_GPL(vmbus_send_tl_connect_request); -- cgit v1.2.3